Country A had a population of 2,000, of whom 1,300 worked an average of 8 hours a day and had a productivity of 5. Country B had a population of 2,500, of whom 1,700 worked 8 hours a day and had productivity of 4. Country a. A had the higher level of real GDP and real GDP per person. b. A had the higher level of real GDP and Country B had the higher level of real GDP per person c. B had the higher level of real GDP and Country A had the higher level of real GDP per person d. B had the higher level of real GDP and real GDP per person.